针对铁路道岔护轮轨的磨耗问题进行了大量的现场调查和试验分析,找出了护轮轨产生磨耗的主要原因和磨损原理,同时也给出了减少护轮轨磨耗的方法与建议,对我国铁路道岔的养护和维修有一定参考价值。 A lot of on-site investigation and experimental analysis have been carried out on the wear of wheel rail for railway turnout. The main reason and wear principle of wear on the wheel guard rail have been found out. At the same time, some methods and suggestions to reduce wear of guard rail are provided. China’s railway turnout maintenance and repair have some reference value.